Oberlin - Sappa State Park Weather Forecast

    • 64
    • 96

    Chance Rain Showers

    • 62
    • 87

    Chance Thunderstorms

    • 64
    • 93

    Mostly Sunny

    • 64
    • 98

    Slight Chance Thunderstorms

    • 66
    • 97

    Chance Rain Showers

    • 65
    • 96

    Slight Chance Thunderstorms

Today 18 Aug Decatur

Mostly sunny. Highs in the mid 90s. Southwest Winds 5 to 15 Mph, becoming northeast 5 to 10 Mph this afternoon.

Tonight 18 Aug Decatur

Partly cloudy in the Evening, then mostly cloudy with chance of Showers and slight chance of Thunderstorms after midnight. Humid with Lows in the mid 60s. Northeast Winds 5 to 15 Mph. Chance of rain 50 percent.

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Oberlin - Sappa State Park Temperature Statistics

August Temperature

McCook, McCook Municipal Airport (25.5 miles)

  • Lowest 5 August, 2026

    55.9 °F

  • Average August

    77.4 °F

  • Highest 8 August, 2026

    107.1 °F

Climate (2021–2026)

McCook, McCook Municipal Airport (25.5 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    68.8 °F
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